Diamondback Energy
FANG
1,111 hedge funds and large institutions have $27.2B invested in Diamondback Energy in 2025 Q4 according to their latest regulatory filings, with 157 funds opening new positions, 396 increasing their positions, 406 reducing their positions, and 89 closing their positions.
100% more funds holding in top 10
Funds holding in top 10: 7 → 14 (+7)
76% more first-time investments, than exits
New positions opened: 157 | Existing positions closed: 89
70% more call options, than puts
Call options by funds: $623M | Put options by funds: $366M
11% more capital invested
Capital invested by funds: $24.5B → $27.2B (+$2.64B)
4% more funds holding
Funds holding: 1,064 → 1,111 (+47)
3.93% more ownership
Funds ownership: 59.19% → 63.12% (+3.9%)
2% less repeat investments, than reductions
Existing positions increased: 396 | Existing positions reduced: 406
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Invesco
Atlanta,
Georgia
|
+$963M |
| 2 |
Wellington Management Group
Boston,
Massachusetts
|
+$203M |
| 3 |
ECA
Encompass Capital Advisors
New York
|
+$110M |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$81.6M |
| 5 |
Capital Research Global Investors
Los Angeles,
California
|
+$78.8M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
EP
EnCap Partners
Houston,
Texas
|
-$160M |
| 2 |
JP Morgan Chase
New York
|
-$153M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$79.5M |
| 4 |
Millennium Management
New York
|
-$50.1M |
| 5 |
Deutsche Bank
Frankfurt Am Main Ge,
Germany
|
-$43.9M |
FANG Hedge Fund Activity: Q4 2025 in Review
1,111 institutional investors reported a position in Diamondback Energy (FANG) for Q4 2025, worth a combined $27.2B — up 11% from $24.5B a quarter earlier.
Buyers outnumbered sellers: 157 funds opened new FANG positions and 89 closed out — a net gain of 68 holders — while 396 added to existing stakes and 406 trimmed.
The largest buyer was Invesco, adding an estimated $963M. The largest seller was EnCap Partners, cutting an estimated $160M.
- 1,111 institutional investors held Diamondback Energy (FANG) as of Q4 2025, up from 1,064 in Q3 2025.
- Funds reported $27.2B of Diamondback Energy stock for Q4 2025, up 11% quarter-over-quarter.
- 157 funds opened new Diamondback Energy positions in Q4 2025 and 89 closed out, a net change of +68 holders.
- The largest Diamondback Energy buyer in Q4 2025 was Invesco, an estimated $963M added.
- The largest Diamondback Energy seller in Q4 2025 was EnCap Partners, an estimated $160M sold.
Based on aggregated 13F filings for Q4 2025.